/* ============================================================
   ALTO HUMAN — Base de marca compartida para landings de servicio
   Cada landing enlaza este archivo y añade su propio <style> único.
   ============================================================ */
:root{
  --bone:#F9F2EA;
  --bone-2:#F1E6D6;
  --ink:#2E2519;
  --ink-soft:#6A5C48;
  --sage:#619E8F;
  --sage-deep:#3E7567;
  --terra:#D49761;
  --terra-deep:#A67A4D;
  --gold-light:#F3CB86;
  --night:#1E3A34;
  --night-2:#15302B;
  --line:rgba(46,37,25,.16);
  --line-soft:rgba(46,37,25,.09);
  --serif:"Fraunces", Georgia, serif;
  --sans:"Hanken Grotesk", system-ui, sans-serif;
  --ease:cubic-bezier(.22,.65,.18,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);background:var(--bone);color:var(--ink);
  line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
/* textura de grano sutil compartida */
body::after{
  content:"";position:fixed;inset:0;z-index:9999;pointer-events:none;
  opacity:.045;mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
::selection{background:var(--terra);color:#fff}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}

.wrap{max-width:1320px;margin:0 auto;padding:0 48px}
h1,h2,h3{font-family:var(--serif);font-weight:360;line-height:1.04;letter-spacing:-.02em}
em{font-style:italic}
.mono{font-family:var(--sans);font-size:.72rem;letter-spacing:.28em;text-transform:uppercase;font-weight:600}

/* ===== TOP BAR (idéntica al sitio) ===== */
header.bar{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 48px;background:linear-gradient(100deg,var(--night),var(--night-2));
  transition:padding .5s var(--ease),box-shadow .5s var(--ease);
}
header.bar.scrolled{padding:12px 48px;box-shadow:0 12px 32px -16px rgba(0,0,0,.6)}
.logo{display:flex;align-items:center;gap:11px;font-family:var(--serif);font-size:1.22rem;letter-spacing:.06em;color:var(--gold-light);font-weight:440}
.logo span{white-space:nowrap}
.logo .mark{width:28px;height:28px;flex-shrink:0}
.logo b{font-style:italic;font-weight:300;color:#A8C7B9}
.nav{display:flex;align-items:center;gap:32px}
.nav a:not(.btn){font-size:.7rem;letter-spacing:.18em;text-transform:uppercase;font-weight:600;color:rgba(249,242,234,.82);position:relative;transition:color .35s var(--ease)}
.nav a:not(.btn)::after{content:"";position:absolute;left:0;bottom:-5px;height:1px;width:0;background:var(--gold-light);transition:width .35s var(--ease)}
.nav a:not(.btn):hover{color:var(--gold-light)}
.nav a:not(.btn):hover::after{width:100%}
.btn{
  display:inline-flex;align-items:center;gap:.6em;border-radius:3px;
  background:linear-gradient(120deg,var(--gold-light),var(--terra));color:#3a2912;
  padding:.85em 1.5em;font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;font-weight:700;
  box-shadow:0 10px 24px -14px rgba(166,122,77,.85);transition:transform .35s var(--ease),box-shadow .35s var(--ease),filter .3s;cursor:pointer}
.btn:hover{transform:translateY(-2px);filter:brightness(1.05);box-shadow:0 16px 32px -14px rgba(166,122,77,.9)}
.btn-line{background:none;border:1px solid var(--terra);color:var(--terra-deep);box-shadow:none}
.btn-line:hover{background:var(--terra);color:#3a2912;filter:none}
.burger{display:none;background:none;border:0;font-size:1.5rem;cursor:pointer;color:var(--bone);z-index:1001}

/* botón de regreso flotante opcional */
.back-link{font-size:.7rem;letter-spacing:.18em;text-transform:uppercase;font-weight:600;color:rgba(249,242,234,.7);display:inline-flex;align-items:center;gap:.5em}
.back-link:hover{color:var(--gold-light)}

/* ===== FOOTER (idéntico al sitio) ===== */
footer{background:linear-gradient(120deg,var(--night),var(--night-2));color:rgba(249,242,234,.86);padding:90px 0 36px;margin-top:0}
footer .foot-top{display:grid;grid-template-columns:2fr 1fr 1fr;gap:48px;padding-bottom:54px;border-bottom:1px solid rgba(249,242,234,.14)}
footer .foot-mark{width:46px;height:46px;margin-bottom:18px}
footer .foot-word{font-family:var(--serif);font-size:1.5rem;letter-spacing:.06em;color:var(--gold-light)}
footer .foot-word b{font-style:italic;font-weight:300;color:#A8C7B9}
footer .foot-brand p{margin-top:14px;max-width:42ch;font-size:.95rem;color:rgba(249,242,234,.7)}
footer .foot-col h5{font-family:var(--sans);font-size:.72rem;letter-spacing:.24em;text-transform:uppercase;color:var(--gold-light);margin-bottom:18px;font-weight:700}
footer .foot-col .role{font-size:.82rem;color:rgba(249,242,234,.55);margin-bottom:4px}
footer .foot-col a{display:block;font-size:.95rem;color:rgba(249,242,234,.82);margin-bottom:10px;transition:color .3s}
footer .foot-col a:hover{color:var(--gold-light)}
footer .foot-bottom{display:flex;align-items:center;justify-content:space-between;padding-top:30px;flex-wrap:wrap;gap:18px}
footer .foot-bottom p{font-size:.82rem;color:rgba(249,242,234,.6)}
footer .socials{display:flex;gap:16px}
footer .socials a{width:38px;height:38px;display:flex;align-items:center;justify-content:center;border:1px solid rgba(249,242,234,.22);border-radius:50%;transition:all .3s}
footer .socials a svg{width:17px;height:17px}
footer .socials a:hover{background:var(--gold-light);color:var(--night);border-color:var(--gold-light)}

/* ===== reveal on scroll (compartido) ===== */
.rev{opacity:0;transform:translateY(28px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.rev.in{opacity:1;transform:none}

@media(max-width:860px){
  .wrap{padding:0 24px}
  header.bar,header.bar.scrolled{padding:14px 22px}
  .nav{position:fixed;inset:0 0 0 auto;width:min(78%,320px);flex-direction:column;align-items:flex-start;justify-content:center;gap:26px;padding:48px;background:linear-gradient(150deg,var(--night),var(--night-2));transform:translateX(100%);transition:transform .45s var(--ease)}
  .nav.open{transform:none}
  .burger{display:block}
  footer .foot-top{grid-template-columns:1fr;gap:34px}
}